import { AnimationBuilder } from '@angular/animations';
import { AfterViewInit, ElementRef, EventEmitter, NgZone, OnChanges, OnDestroy, QueryList, SimpleChanges } from '@angular/core';
import { PerformanceMonitorComponent } from '../performance-monitor/performance-monitor.component';
import * as i0 from "@angular/core";
export declare class CarouselItem {
    private el;
    htmlElement: HTMLElement;
    constructor(el: ElementRef);
    static ɵfac: i0.ɵɵFactoryDeclaration<CarouselItem, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<CarouselItem, "acuw-carousel-item", never, {}, {}, never>;
}
export declare class CarouselComponent implements AfterViewInit, OnDestroy, OnChanges {
    private ngZone;
    private animationBuilder;
    showDots: boolean;
    dotColor: string;
    activeDotColor: string;
    dotAnimationCircleColor: string;
    activeCarouselElement: number;
    initAnimation: boolean;
    radius: number;
    yPosition: number;
    cameraFov: number;
    cameraDistance: number;
    autoPlay: boolean;
    autoPlayInterval: number;
    rotationDuration: number;
    showPerformanceMonitor: boolean;
    activeElementChanged: EventEmitter<number>;
    threejsContainer: ElementRef;
    dots: ElementRef;
    performanceMonitor: PerformanceMonitorComponent;
    carouselItemTemplates: QueryList<CarouselItem>;
    private animationFrameId;
    private css3dRenderer;
    private scene;
    private camera;
    private objectControls;
    private carouselElements;
    private carouselGroup;
    private carouselObjSubsciptions;
    private rotationSubscription;
    private animation;
    userMove: boolean;
    private dotAnimationPlayer;
    constructor(ngZone: NgZone, animationBuilder: AnimationBuilder);
    ngAfterViewInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    /**
     * Resizes the canvas and updates the texture resulution information of the images
     */
    resize(): void;
    /**
     * Animation
     */
    private animate;
    /**
     * starts the animation of the indication dots
     * @param index index number for which dot the animation should be started
     * @returns
     */
    private startDotAnimation;
    /**
     * Resets the dot animation
     */
    private resetDotAnimation;
    /**
     * Initialize the carousel objects
     */
    private initCarouselObjects;
    /**
     * Rotate to next carousel item
     * @returns Promise with the new active element number
     */
    next(): Promise<number>;
    /**
     * Rotate to previous carousel item#
     * @returns Promise with the new active element number
     */
    previous(): Promise<number>;
    /**
     * Rotates to a sepcific carousel item
     * @param targetIndex index of the carousel item
     */
    rotateTo(targetIndex: number, skipAnimation?: boolean): Promise<number>;
    /**
     * things to do when rotation is completed
     * @param targetIndex
     */
    private rotationCompleted;
    /**
     * Updates and reinits the carousel items
     */
    updateCarouselItems(): void;
    /**
     * Updates the radius of the carousel items
     */
    private updateRadius;
    static ɵfac: i0.ɵɵFactoryDeclaration<CarouselComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<CarouselComponent, "acuw-carousel", never, { "showDots": "showDots"; "dotColor": "dotColor"; "activeDotColor": "activeDotColor"; "dotAnimationCircleColor": "dotAnimationCircleColor"; "activeCarouselElement": "activeCarouselElement"; "initAnimation": "initAnimation"; "radius": "radius"; "yPosition": "yPosition"; "cameraFov": "cameraFov"; "cameraDistance": "cameraDistance"; "autoPlay": "autoPlay"; "autoPlayInterval": "autoPlayInterval"; "rotationDuration": "rotationDuration"; "showPerformanceMonitor": "showPerformanceMonitor"; }, { "activeElementChanged": "activeElementChanged"; }, ["carouselItemTemplates"], never>;
}